//
//  WYXWeatherData.h
//  ObserverPattern
//  被观察者，遵守WYXSubject协议，当有数据更新时通知观察者
//  Created by ying on 2016/12/14.
//  Copyright © 2016年 ying. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "WYXSubject.h"

@interface WYXWeatherData : NSObject<WYXSubject>

+ (instancetype)sharedWeatherData;

@end
